Home / 91,106.91-125,726.69-50,271.41

Finding the Fourth Proportional to 91,106.91, 125,726.69 and 50,271.41

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Solution

The fourth proportional to 91,106.91, 125,726.69 and 50,271.41 is: 69,374.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,106.91 : 125,726.69 = 50,271.41 : x
  2. Step 2: Convert to fraction form
    91,106.91/125,726.69 = 50,271.41/x
  3. Step 3: Cross multiply
    91,106.91x = 125,726.69 × 50,271.41
  4. Step 4: Simplify right side
    91,106.91x = 6,320,458,420.93
  5. Step 5: Solve for x
    x = 6,320,458,420.93/91,106.91
  6. Step 6: Final answer
    x = 69,374.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.